190 			if (dp->ds->index != sw_index)  in dsa_switch_find()
193 			return dp->ds;  in dsa_switch_find()
291 	struct dsa_switch *ds = dp->ds;  in dsa_link_touch()  local
295 	dst = ds->dst;  in dsa_link_touch()
316 	struct dsa_switch *ds = dp->ds;  in dsa_port_setup_routing_table()  local
317 	struct dsa_switch_tree *dst = ds->dst;  in dsa_port_setup_routing_table()
407 dsa_switch_preferred_default_local_cpu_port(struct dsa_switch *ds)  in dsa_switch_preferred_default_local_cpu_port()  argument
411 	if (!ds->ops->preferred_default_local_cpu_port)  in dsa_switch_preferred_default_local_cpu_port()
414 	cpu_dp = ds->ops->preferred_default_local_cpu_port(ds);  in dsa_switch_preferred_default_local_cpu_port()
418 	if (WARN_ON(!dsa_port_is_cpu(cpu_dp) || cpu_dp->ds != ds))  in dsa_switch_preferred_default_local_cpu_port()
437 		preferred_cpu_dp = dsa_switch_preferred_default_local_cpu_port(cpu_dp->ds);  in dsa_tree_setup_cpu_ports()
442 		dsa_switch_for_each_port(dp, cpu_dp->ds) {  in dsa_tree_setup_cpu_ports()
467 	struct dsa_switch *ds = dp->ds;  in dsa_port_setup()  local
489 			dev_warn(ds->dev,  in dsa_port_setup()
507 			dev_warn(ds->dev,  in dsa_port_setup()
575 static int dsa_switch_setup_tag_protocol(struct dsa_switch *ds)  in dsa_switch_setup_tag_protocol()  argument
577 	const struct dsa_device_ops *tag_ops = ds->dst->tag_ops;  in dsa_switch_setup_tag_protocol()
578 	struct dsa_switch_tree *dst = ds->dst;  in dsa_switch_setup_tag_protocol()
585 	err = ds->ops->change_tag_protocol(ds, tag_ops->proto);  in dsa_switch_setup_tag_protocol()
588 		dev_err(ds->dev, "Unable to use tag protocol \"%s\": %pe\n",  in dsa_switch_setup_tag_protocol()
595 		err = tag_ops->connect(ds);  in dsa_switch_setup_tag_protocol()
600 	if (ds->ops->connect_tag_protocol) {  in dsa_switch_setup_tag_protocol()
601 		err = ds->ops->connect_tag_protocol(ds, tag_ops->proto);  in dsa_switch_setup_tag_protocol()
603 			dev_err(ds->dev,  in dsa_switch_setup_tag_protocol()
614 		tag_ops->disconnect(ds);  in dsa_switch_setup_tag_protocol()
619 static void dsa_switch_teardown_tag_protocol(struct dsa_switch *ds)  in dsa_switch_teardown_tag_protocol()  argument
621 	const struct dsa_device_ops *tag_ops = ds->dst->tag_ops;  in dsa_switch_teardown_tag_protocol()
624 		tag_ops->disconnect(ds);  in dsa_switch_teardown_tag_protocol()
627 static int dsa_switch_setup(struct dsa_switch *ds)  in dsa_switch_setup()  argument
632 	if (ds->setup)  in dsa_switch_setup()
640 	ds->phys_mii_mask |= dsa_user_ports(ds);  in dsa_switch_setup()
642 	err = dsa_switch_devlink_alloc(ds);  in dsa_switch_setup()
646 	err = dsa_switch_register_notifier(ds);  in dsa_switch_setup()
650 	ds->configure_vlan_while_not_filtering = true;  in dsa_switch_setup()
652 	err = ds->ops->setup(ds);  in dsa_switch_setup()
656 	err = dsa_switch_setup_tag_protocol(ds);  in dsa_switch_setup()
660 	if (!ds->slave_mii_bus && ds->ops->phy_read) {  in dsa_switch_setup()
661 		ds->slave_mii_bus = mdiobus_alloc();  in dsa_switch_setup()
662 		if (!ds->slave_mii_bus) {  in dsa_switch_setup()
667 		dsa_slave_mii_bus_init(ds);  in dsa_switch_setup()
669 		dn = of_get_child_by_name(ds->dev->of_node, "mdio");  in dsa_switch_setup()
671 		err = of_mdiobus_register(ds->slave_mii_bus, dn);  in dsa_switch_setup()
677 	dsa_switch_devlink_register(ds);  in dsa_switch_setup()
679 	ds->setup = true;  in dsa_switch_setup()
683 	if (ds->slave_mii_bus && ds->ops->phy_read)  in dsa_switch_setup()
684 		mdiobus_free(ds->slave_mii_bus);  in dsa_switch_setup()
686 	if (ds->ops->teardown)  in dsa_switch_setup()
687 		ds->ops->teardown(ds);  in dsa_switch_setup()
689 	dsa_switch_unregister_notifier(ds);  in dsa_switch_setup()
691 	dsa_switch_devlink_free(ds);  in dsa_switch_setup()
695 static void dsa_switch_teardown(struct dsa_switch *ds)  in dsa_switch_teardown()  argument
697 	if (!ds->setup)  in dsa_switch_teardown()
700 	dsa_switch_devlink_unregister(ds);  in dsa_switch_teardown()
702 	if (ds->slave_mii_bus && ds->ops->phy_read) {  in dsa_switch_teardown()
703 		mdiobus_unregister(ds->slave_mii_bus);  in dsa_switch_teardown()
704 		mdiobus_free(ds->slave_mii_bus);  in dsa_switch_teardown()
705 		ds->slave_mii_bus = NULL;  in dsa_switch_teardown()
708 	dsa_switch_teardown_tag_protocol(ds);  in dsa_switch_teardown()
710 	if (ds->ops->teardown)  in dsa_switch_teardown()
711 		ds->ops->teardown(ds);  in dsa_switch_teardown()
713 	dsa_switch_unregister_notifier(ds);  in dsa_switch_teardown()
715 	dsa_switch_devlink_free(ds);  in dsa_switch_teardown()
717 	ds->setup = false;  in dsa_switch_teardown()
744 		dsa_switch_teardown(dp->ds);  in dsa_tree_teardown_switches()
786 		err = dsa_switch_setup(dp->ds);  in dsa_tree_setup_switches()
850 		if (dp->ds->num_lag_ids > len)  in dsa_tree_setup_lags()
851 			len = dp->ds->num_lag_ids;  in dsa_tree_setup_lags()
1089 static struct dsa_port *dsa_port_touch(struct dsa_switch *ds, int index)  in dsa_port_touch()  argument
1091 	struct dsa_switch_tree *dst = ds->dst;  in dsa_port_touch()
1094 	dsa_switch_for_each_port(dp, ds)  in dsa_port_touch()
1102 	dp->ds = ds;  in dsa_port_touch()
1135 	struct dsa_switch *mds, *ds = dp->ds;  in dsa_get_tag_protocol()  local
1145 		mds = mdp->ds;  in dsa_get_tag_protocol()
1154 	return ds->ops->get_tag_protocol(ds, dp->index, tag_protocol);  in dsa_get_tag_protocol()
1161 	struct dsa_switch *ds = dp->ds;  in dsa_port_parse_cpu()  local
1162 	struct dsa_switch_tree *dst = ds->dst;  in dsa_port_parse_cpu()
1169 			dev_err(ds->dev,  in dsa_port_parse_cpu()
1179 		if (!ds->ops->change_tag_protocol) {  in dsa_port_parse_cpu()
1180 			dev_err(ds->dev, "Tag protocol cannot be modified\n");  in dsa_port_parse_cpu()
1186 			dev_warn(ds->dev,  in dsa_port_parse_cpu()
1200 		dev_warn(ds->dev, "No tagger for this switch\n");  in dsa_port_parse_cpu()
1206 			dev_err(ds->dev,  in dsa_port_parse_cpu()
1269 static int dsa_switch_parse_ports_of(struct dsa_switch *ds,  in dsa_switch_parse_ports_of()  argument
1282 			dev_err(ds->dev, "no ports child node found\n");  in dsa_switch_parse_ports_of()
1294 		if (reg >= ds->num_ports) {  in dsa_switch_parse_ports_of()
1295 			dev_err(ds->dev, "port %pOF index %u exceeds num_ports (%u)\n",  in dsa_switch_parse_ports_of()
1296 				port, reg, ds->num_ports);  in dsa_switch_parse_ports_of()
1302 		dp = dsa_to_port(ds, reg);  in dsa_switch_parse_ports_of()
1316 static int dsa_switch_parse_member_of(struct dsa_switch *ds,  in dsa_switch_parse_member_of()  argument
1327 	ds->index = m[1];  in dsa_switch_parse_member_of()
1329 	ds->dst = dsa_tree_touch(m[0]);  in dsa_switch_parse_member_of()
1330 	if (!ds->dst)  in dsa_switch_parse_member_of()
1333 	if (dsa_switch_find(ds->dst->index, ds->index)) {  in dsa_switch_parse_member_of()
1334 		dev_err(ds->dev,  in dsa_switch_parse_member_of()
1336 			ds->index, ds->dst->index);  in dsa_switch_parse_member_of()
1340 	if (ds->dst->last_switch < ds->index)  in dsa_switch_parse_member_of()
1341 		ds->dst->last_switch = ds->index;  in dsa_switch_parse_member_of()
1346 static int dsa_switch_touch_ports(struct dsa_switch *ds)  in dsa_switch_touch_ports()  argument
1351 	for (port = 0; port < ds->num_ports; port++) {  in dsa_switch_touch_ports()
1352 		dp = dsa_port_touch(ds, port);  in dsa_switch_touch_ports()
1360 static int dsa_switch_parse_of(struct dsa_switch *ds, struct device_node *dn)  in dsa_switch_parse_of()  argument
1364 	err = dsa_switch_parse_member_of(ds, dn);  in dsa_switch_parse_of()
1368 	err = dsa_switch_touch_ports(ds);  in dsa_switch_parse_of()
1372 	return dsa_switch_parse_ports_of(ds, dn);  in dsa_switch_parse_of()
1432 static int dsa_switch_parse_ports(struct dsa_switch *ds,  in dsa_switch_parse_ports()  argument
1445 		dp = dsa_to_port(ds, i);  in dsa_switch_parse_ports()
1463 static int dsa_switch_parse(struct dsa_switch *ds, struct dsa_chip_data *cd)  in dsa_switch_parse()  argument
1467 	ds->cd = cd;  in dsa_switch_parse()
1472 	ds->index = 0;  in dsa_switch_parse()
1473 	ds->dst = dsa_tree_touch(0);  in dsa_switch_parse()
1474 	if (!ds->dst)  in dsa_switch_parse()
1477 	err = dsa_switch_touch_ports(ds);  in dsa_switch_parse()
1481 	return dsa_switch_parse_ports(ds, cd);  in dsa_switch_parse()
1484 static void dsa_switch_release_ports(struct dsa_switch *ds)  in dsa_switch_release_ports()  argument
1488 	dsa_switch_for_each_port_safe(dp, next, ds) {  in dsa_switch_release_ports()
1497 static int dsa_switch_probe(struct dsa_switch *ds)  in dsa_switch_probe()  argument
1504 	if (!ds->dev)  in dsa_switch_probe()
1507 	pdata = ds->dev->platform_data;  in dsa_switch_probe()
1508 	np = ds->dev->of_node;  in dsa_switch_probe()
1510 	if (!ds->num_ports)  in dsa_switch_probe()
1514 		err = dsa_switch_parse_of(ds, np);  in dsa_switch_probe()
1516 			dsa_switch_release_ports(ds);  in dsa_switch_probe()
1518 		err = dsa_switch_parse(ds, pdata);  in dsa_switch_probe()
1520 			dsa_switch_release_ports(ds);  in dsa_switch_probe()
1528 	dst = ds->dst;  in dsa_switch_probe()
1532 		dsa_switch_release_ports(ds);  in dsa_switch_probe()
1539 int dsa_register_switch(struct dsa_switch *ds)  in dsa_register_switch()  argument
1544 	err = dsa_switch_probe(ds);  in dsa_register_switch()
1545 	dsa_tree_put(ds->dst);  in dsa_register_switch()
1552 static void dsa_switch_remove(struct dsa_switch *ds)  in dsa_switch_remove()  argument
1554 	struct dsa_switch_tree *dst = ds->dst;  in dsa_switch_remove()
1557 	dsa_switch_release_ports(ds);  in dsa_switch_remove()
1561 void dsa_unregister_switch(struct dsa_switch *ds)  in dsa_unregister_switch()  argument
1564 	dsa_switch_remove(ds);  in dsa_unregister_switch()
1574 void dsa_switch_shutdown(struct dsa_switch *ds)  in dsa_switch_shutdown()  argument
1581 	if (!ds->setup)  in dsa_switch_shutdown()
1586 	dsa_switch_for_each_user_port(dp, ds) {  in dsa_switch_shutdown()
1596 	dsa_switch_for_each_cpu_port(dp, ds)  in dsa_switch_shutdown()
1611 int dsa_switch_suspend(struct dsa_switch *ds)  in dsa_switch_suspend()  argument
1617 	dsa_switch_for_each_port(dp, ds) {  in dsa_switch_suspend()
1626 	if (ds->ops->suspend)  in dsa_switch_suspend()
1627 		ret = ds->ops->suspend(ds);  in dsa_switch_suspend()
1633 int dsa_switch_resume(struct dsa_switch *ds)  in dsa_switch_resume()  argument
1638 	if (ds->ops->resume)  in dsa_switch_resume()
1639 		ret = ds->ops->resume(ds);  in dsa_switch_resume()
1645 	dsa_switch_for_each_port(dp, ds) {  in dsa_switch_resume()
1686 bool dsa_fdb_present_in_other_db(struct dsa_switch *ds, int port,  in dsa_fdb_present_in_other_db()  argument
1690 	struct dsa_port *dp = dsa_to_port(ds, port);  in dsa_fdb_present_in_other_db()
1707 bool dsa_mdb_present_in_other_db(struct dsa_switch *ds, int port,  in dsa_mdb_present_in_other_db()  argument
1711 	struct dsa_port *dp = dsa_to_port(ds, port);  in dsa_mdb_present_in_other_db()